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Alina [70]
2 years ago
12

How many different types of atoms are in the formula Ba(OH)2 • 8H2O?

Chemistry
1 answer:
BabaBlast [244]2 years ago
6 0
The answer should be A.

Why?
“Different type of atoms” which refers to different element present in the compound. Only Barium, Oxygen, and Hydrogen found in that compound, thus there are 3 types of atom founded it hydrated barium hydroxide.

I hope this enlighten. Apologize for any English or Chemistry concepts.
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Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude
ANTONII [103]

If the cabin air pressure is lower, there is less air for unit volume.

I'm pretty sur this is correct. I hope this helped!


6 0
3 years ago
Read 2 more answers
Consider this reaction: Zn(s) + 2HCl(aq) → ZnCl2(aq) + H2(g).
iragen [17]
Option are as follow,

A. temperature, concentration and surface area 
<span>B. temperature, and concentration only </span>
<span>C. concentration and surface area only </span>
<span>D. temperature and surface area only
</span>
Answer:
           Option-<span>A. Temperature, Concentration and Surface area
</span>
Explanation:

1) Increasing Temperature:
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2) Increasing Concentration
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3) Increasing Surface Area
                                             Grinding of Zn results in the increase of surface area of Zinc. So greater the surface area greater is the exposure of Zinc metal to HCl molecules, hence the rate of formation of product increases.
5 0
3 years ago
how many moles of nitrogen gas are produced in the reaction if we started with 6 moles of ammonium nitrate
babunello [35]
9moIN2 :
The molar ratio between Nitrogen and ammonia is
1
:
3
, therefore, to produce 18 moles of ammonia, we will need
7 0
3 years ago
Which of the following is a noble gas? carbon dioxide, boron, oxygen, and helium
sweet [91]
Carbon dioxide is a noble gas.
4 0
3 years ago
Read 2 more answers
Is the mold on bread made up of cells​
Harman [31]

Answer:

Yes.

Explanation:

Mold is a living organism. All living organisms are made up of cells.

5 0
3 years ago
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